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Finding the Fourth Proportional to 564,699.02, 779,285.23 and 335,302.11

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Solution

The fourth proportional to 564,699.02, 779,285.23 and 335,302.11 is: 462,717.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    564,699.02 : 779,285.23 = 335,302.11 : x
  2. Step 2: Convert to fraction form
    564,699.02/779,285.23 = 335,302.11/x
  3. Step 3: Cross multiply
    564,699.02x = 779,285.23 × 335,302.11
  4. Step 4: Simplify right side
    564,699.02x = 261,295,981,072.58
  5. Step 5: Solve for x
    x = 261,295,981,072.58/564,699.02
  6. Step 6: Final answer
    x = 462,717.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.